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Use the following to answer the questions below:A group of researchers investigated the effect of ...

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Use the following to answer the questions below:A group of researchers investigated the effect of ...

Use the following to answer the questions below:

A group of researchers investigated the effect of media usage (whether or not subjects watch television or use the Internet) in the bedroom on "Tiredness" during the day (measured on a 50 point scale).

To collect these data, the researchers randomly selected homes to visit and interviewed the adult member of the household whose birthday was nearest. Is this an experiment or an observational study?

▸ Experiment

▸ Observational study

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Statistics: Unlocking the Power of Data

Edition: 3^rd

Authors: Lock, Morgon

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